/Engine/Plugins/Runtime/RigVM/Source/RigVMDeveloper/Public/RigVMBlueprint.h
Returns a new ed graph if the blueprint's specialization imported a graph based on a clipboard text content an nullptr if that's not successful.
virtual bool TryImportGraphFromText ( const [FString](API\Runtime\Core\Containers\FString) & InClipboardText, [UEdGraph](API\Runtime\Engine\EdGraph\UEdGraph) ** OutGraphPtr )